Hoffman Condor Boy's BMX Bike Black, 20" Wheel 100% 4130 chromoly frame with integrated head bearing and Chromoly fork, 3 piece tubular Chromoly Crain with half Link chain Alloy rear U brake only 25/9 alloy cassette and can alloy chain wheel 36 hole double wall alloy rims with alloy hubs and 14mm axles with 20 x 2.125 multi surface tires